PATIENT CHARACTERISTICS: Age: 18 and over Performance status: GOG 0-2 Life expectancy: Not specified Hematopoietic: WBC at least 3,000/mm3 Absolute neutrophil count at least 1,500/mm3 Platelet count at least 100,000/mm3 Hepatic: Bilirubin no greater than 1.5 times upper limit of normal (ULN) Alkaline phosphatase no greater than 3 times ULN SGOT no greater than 3 times ULN Renal: Creatinine no greater than 2.0 mg/dL Other: No other malignancy within the past 5 years except nonmelanoma skin cancer or carcinoma in situ of the cervix or breast No other major systemic medical illness that would preclude survival No poor general condition or medical, social, or psychosocial factors that would preclude study